A successful Arete roll (typically for a vulgar-magick Effect) with Forces 2 or higher allows the mage to either bend light around himself, and thus turn himself invisible, or else do the same thing with sound and render himself silent.

Another character can try to sense the hidden one with a Perception + Alertness or Perception + Awareness roll (whichever is higher). That won’t be easy, however, as each success by the mage adds +1 to the difficulty of that Perception roll, up to the usual modifier of +3.

If the hidden character still wants to still be able to see or hear, he’ll also need Correspondence 1 so that he can either sense his way around while blinded, or else hear his way around while in silence. For details about the effects of sensory disrup-